Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cuu danh cua snippets" » "cuu danh code snippets", "cuu anh cua snippets", "cum danh cua snippets", "cau danh cua snippets", "cuu doanh cua snippets", "cuu manh cua snippets", "cuu dinh cua snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("cuu danh cua snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cuu danh cua snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cuu danh cua snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cuu danh cua snippets"))) or ("locating bug core snippets"))*.